SI—Q®Which Smithsonian museum also served as a bachelor pad for rowdy young scientists?

In the mid 1800s, a group of young scientists took up residence in the Smithsonian's Castle. They worked hard and they also played hard, holding footraces in the Great Hall and pulling pranks. The party was over after they were caught serenading the daughters of the Smithsonian's Secretary, whose family also lived in the Castle.